07/5c0935d20e8d4ee83819d14a0fe0ea9491646a

   1 Return-Path: <amdragon@gmail.com>\r
   2 X-Original-To: notmuch@notmuchmail.org\r
   3 Delivered-To: notmuch@notmuchmail.org\r
   4 Received: from localhost (localhost [127.0.0.1])\r
   5         by olra.theworths.org (Postfix) with ESMTP id 1CCD5431FB6\r
   6         for <notmuch@notmuchmail.org>; Wed,  4 May 2011 19:43:04 -0700 (PDT)\r
   7 X-Virus-Scanned: Debian amavisd-new at olra.theworths.org\r
   8 X-Spam-Flag: NO\r
   9 X-Spam-Score: -0.699\r
  10 X-Spam-Level: \r
  11 X-Spam-Status: No, score=-0.699 tagged_above=-999 required=5\r
  12         tests=[DKIM_SIGNED=0.1, DKIM_VALID=-0.1, FREEMAIL_FROM=0.001,\r
  13         RCVD_IN_DNSWL_LOW=-0.7] autolearn=disabled\r
  14 Received: from olra.theworths.org ([127.0.0.1])\r
  15         by localhost (olra.theworths.org [127.0.0.1]) (amavisd-new, port 10024)\r
  16         with ESMTP id aZxUcXyXpl8O for <notmuch@notmuchmail.org>;\r
  17         Wed,  4 May 2011 19:43:02 -0700 (PDT)\r
  18 Received: from mail-qy0-f181.google.com (mail-qy0-f181.google.com\r
  19         [209.85.216.181]) (using TLSv1 with cipher RC4-SHA (128/128 bits))\r
  20         (No client certificate requested)\r
  21         by olra.theworths.org (Postfix) with ESMTPS id D0308431FB5\r
  22         for <notmuch@notmuchmail.org>; Wed,  4 May 2011 19:43:01 -0700 (PDT)\r
  23 Received: by qyg14 with SMTP id 14so1449780qyg.5\r
  24         for <notmuch@notmuchmail.org>; Wed, 04 May 2011 19:43:01 -0700 (PDT)\r
  25 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma;\r
  26         h=domainkey-signature:mime-version:sender:in-reply-to:references:date\r
  27         :x-google-sender-auth:message-id:subject:from:to:cc:content-type\r
  28         :content-transfer-encoding;\r
  29         bh=yWGbIDBI2DTxL/Fe/6iBqlpcUGirZWHwT95J8N5EHEI=;\r
  30         b=mS5QgDIsUk/b/4lYHOQfh9vkJhep2x8M+DTxObGN7VXRQNw4KroQGH5+704Sq0Uluv\r
  31         ESc/fkwN0TTFsWjujbDvbG6vK2NeRlwxxxNFnqXYoKruPS+ayybhnDQRTVASafHOS+c0\r
  32         IaaHYUFMA8gD83IfVJUrtog9x+IH7dadZcLTs=\r
  33 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma;\r
  34         h=mime-version:sender:in-reply-to:references:date\r
  35         :x-google-sender-auth:message-id:subject:from:to:cc:content-type\r
  36         :content-transfer-encoding;\r
  37         b=C+UpBpTagBmZ/kvDNNeIVhJX3lden5TeC0OciEe37QfLHijF8fWdrbsh9b2WYFKQqs\r
  38         uB7OX33POCdbUOwpxZC30THZDTALwaGp5B01HCC0exT69l7RlvBxBxedLROviccSq/yp\r
  39         n0vZeGEvBZCAOxtEc/Awcm3fwVDx7l6VpWVx4=\r
  40 MIME-Version: 1.0\r
  41 Received: by 10.229.251.13 with SMTP id mq13mr1459578qcb.36.1304563380927;\r
  42         Wed, 04 May 2011 19:43:00 -0700 (PDT)\r
  43 Sender: amdragon@gmail.com\r
  44 Received: by 10.229.233.17 with HTTP; Wed, 4 May 2011 19:43:00 -0700 (PDT)\r
  45 In-Reply-To: <BANLkTimvs8ttQCL0AK9UrjcxxgaeqQ9fSg@mail.gmail.com>\r
  46 References: <m3sjsv2kw2.fsf@zsu.kismala.com>\r
  47         <BANLkTimvs8ttQCL0AK9UrjcxxgaeqQ9fSg@mail.gmail.com>\r
  48 Date: Wed, 4 May 2011 22:43:00 -0400\r
  49 X-Google-Sender-Auth: 9U9enDeibjEHK4DTpVXmm-umxho\r
  50 Message-ID: <BANLkTin1OC-Xz5mwcV3awJVg3ZogUjihPQ@mail.gmail.com>\r
  51 Subject: Re: storing From and Subject in xapian\r
  52 From: Austin Clements <amdragon@mit.edu>\r
  53 To: Istvan Marko <notmuch@kismala.com>\r
  54 Content-Type: text/plain; charset=ISO-8859-1\r
  55 Content-Transfer-Encoding: quoted-printable\r
  56 Cc: notmuch@notmuchmail.org\r
  57 X-BeenThere: notmuch@notmuchmail.org\r
  58 X-Mailman-Version: 2.1.13\r
  59 Precedence: list\r
  60 List-Id: "Use and development of the notmuch mail system."\r
  61         <notmuch.notmuchmail.org>\r
  62 List-Unsubscribe: <http://notmuchmail.org/mailman/options/notmuch>,\r
  63         <mailto:notmuch-request@notmuchmail.org?subject=unsubscribe>\r
  64 List-Archive: <http://notmuchmail.org/pipermail/notmuch>\r
  65 List-Post: <mailto:notmuch@notmuchmail.org>\r
  66 List-Help: <mailto:notmuch-request@notmuchmail.org?subject=help>\r
  67 List-Subscribe: <http://notmuchmail.org/mailman/listinfo/notmuch>,\r
  68         <mailto:notmuch-request@notmuchmail.org?subject=subscribe>\r
  69 X-List-Received-Date: Thu, 05 May 2011 02:43:04 -0000\r
  70 \r
  71 On Wed, May 4, 2011 at 9:48 PM, Austin Clements <amdragon@mit.edu> wrote:\r
  72 > As another data point, with a probably very different configuration (8\r
  73 > year old P4, new SSD), my test query was 1.9X faster uncached and 1.6X\r
  74 > faster cached. =A0It also produced 60% fewer disk reads. =A0I saw the sam=\r
  75 e\r
  76 > 1% increase in database size.\r
  77 \r
  78 Oops, the email was on an SSD, but the database was on a separate\r
  79 spinning disk.  With them both on the SSD, it's 2.1X faster uncached.\r